| Value | Category | Cases | |
|---|---|---|---|
| 0 | 10 |
18.5%
|
|
| 1 | 26 |
48.1%
|
|
| 2 | 2 |
3.7%
|
|
| 3 | 1 |
1.9%
|
|
| 7 | 1 |
1.9%
|
|
| 8 | 7 |
13%
|
|
| 9 | 7 |
13%
|
|
| Sysmiss | 767 |